Questions asked by Loveta Love
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Why the lanthanide series is called lanthenide? Reason
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Why actinides and lanthanides series are kept in the bottom of the periodic table? Reasons? Thank you.
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Why IA group elements are called alkali metals and IIA group are called alkaline earth metal?? Thanks a lot .
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Why the entire d block starts with group IIIB and not IB (these are placed right after VIIIB)?
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Please share which compounds improve the mitochondrial function? Thank you
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All alkali and alkaline earth metals form ionic hydrides except Be and Mg WHY??
Please reasons, thanks
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Are noble gases representative elements?
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Why d block elements are called outer transition and f block elements are called inner transition???? Please explain. Thanks a lot
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What is actual difference between atomic hydrogen and nascent hydrogen?
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Why we can say Ionic hydrides are used as dehydrating agents??
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Please explain the unit of pressure ( atmospheric pressure)?? Thank you so much.
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How 101325 N/m2 or Pascal is derived? Please explain simply.
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What is the main difference between evaporation and vaporization?
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In Boyle's Law, when we plotted the graph between volume and pressure, why we put the volume in the x -axis and pressure on Y-axis? Thank you.
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About Charles's Law I have a confusion?
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What is Octane Number? and What is its importance in fuel?
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What is multiple personality?
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What is firebricks which is used in Down's Cell? What is its role?
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Why Tritium is called radioactive isotope?
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I do not understand this " rate of diffusion of gases is inversely proportional to the square root of their molar masses provided that pressure and temperature remain constant. ?
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How we combine two these equations P1V1 = k and P2 V2 = k , I need to know the combination method?
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Why some gases are collected over the water?? Reasons please
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What is the unit of viscosity? Please explain/
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What is difference between baking soda and baking powder?
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What is diference between sodium chlorate (I) and sodium chlorate (V)?
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How we can say NaOH is used in merserizing cotton? What does it mean? Thank you
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I have read MgSO4 is used as mild purgative, what does it mean?
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Why alkaline earth metals are harder than alkali metals?
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What is brake Liquid?
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What is superoxide? Please explain
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I have read that when metal like Na, K, Be put into water , heat is evolved. Can we call this heat of hydration? Please let me know what is heat of hydration actually?
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Please correct the sentences grammar: ?
Jill went to the store too by a couple apple. The fruits where really over priced their. She latter walked down to another store and bought some fruit there.
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What is capillary action? Please explain simply, Thanks a lot.
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How I can calculate the number of hydrogen atoms in one gallon deionized water? thank you so much.
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How much gallons of deionized water contains 2,000,000 hydrogen atoms?? Please solve. Thanks a lot.
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How many liter of H2s (H20) are in e a c h and every gallon of water ? Thank you.
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I want to make Harpic type cleaner, I need formulation? Thank you .
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What are inverse vulcanization reactions? thank you so much
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Why Al does not react with HNO3? Thank you.
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Electromagnetic radiation of 2.97 X 10 22 Hz is applied on the metal surface and caused electron emission. Determine the work function of metal If the maximum kinetic energy of emitted eletron is 1.17 x 10 -13 J .?? Please solve , thanks a lot
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The work function of thallium is 6.82 X 10 -19 J. What is the maximum frequency of photon that will eject an electron from thallium metal?
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The position of uncertainty of an electron is 1.89 x 10 -14 m/ What is the uncertainity of velocity? thank you so much.
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What would a six coordinate metal-ligand complex structure look like?
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Why 1 part by volume of air and 8 part by volume are taken in converter to convert ammonia into nitric oxide in the first step for the manufacturing of nitiric acid by Ostwald process?? Thank you.
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Please explain simply how we say nitric acid works as an oxidizing agent?? How. Thanks a lot.
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Why H2SO4 is called Oil of Vitrol?
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Is H2SO4 covalent or ionic compound? Please I need your answer in concisely
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What is space station? Please let me know about its basics.
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How to calculate the solubility of solute in cosolvents ( water and ethanol)? Please guide me. thank you so much.
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How I calculate mass fraction ratio?
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How I do the THEORETICAL calculation of solubility?
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How does a cosolvent ( mixture of water and alcohol) increase the solubility sparingly Sildenafil Citrate, a drug? It is really challengable.
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What is the role of dielectric constant for sparingly soluble salt??
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Definition of Quantum Number?? Thank you.
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Why Chromium has [Ar] 3d5 4s1 and Copper has [Ar] 3d10 4s1?
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Why 3d block transition elements have variable oxidation states???
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What is differentiating electron?
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Please explain the nomenclature of coordination compounds??
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Can Sodium Benzoate and Citric Acid form Benzene and under what conditions?
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[Cr (en)2 (H2O) Cl] SO4 .What is its name?
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[Co(H2O)6] [Ag(CN)2]3 , what its name according IUPAC?
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[Ag(NH3)2] [Ag(NO2)2], name according to IUPAC??
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Why d block elements are called outer transition elements? Concisely please.
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Why silver nitrate is called lunar caustic? Precisely please.
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Why Silver Nitrate is soluble in organic solvents like ethanol and pyridine?
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Why copper sulphate is called blue vitriol?? Thank you.
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What is the formula of cuprous iodide? I have read Cu I and Cu2Cl2 both. Please remove the confusion.
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Iron and copper metals are coated by tin plating for their protection form corrosion and poisoning, what is the meaning of poising here? Thanks a lot.
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I have confusion: 1 debye = #10^ -18# esu cm = #3.335 xx 10^30# C-m ( coulomb meter), How it is? please prove. Thanks.
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Calculate the pH buffer composed of 0.12 mol benzoic acid and 0.20 mol of sodium benzoate? Ka = 6.3X10 ^ -5.
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How I can predict the group and from following configuration?
6s2, 5d1, 4f3 .
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What is octane number? Please elaborate. Thanks!
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Is 1,3,5 cyclohexatriene the IUPAC name of Benzene??? Please remove my confusion, what is the IUPAC name of Benzene ? Thanks a lot.
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Please let me elaborate about Is, neo in organic compounds ? Thank you.
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Are aryl or phenyl same? If not , please elaborate.
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What is the difference in isbutyl and sec butyl? How , please explain.
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I have a confusion regarding the nomenclature of phenol compounds, ? Please let me explain why Resorcinol is not named as 3 - Hydroxy phenol ????
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Why methanal is called formaldehyde, ethanal is called acetalaldehyde and pentanal is called valeradehyde?? Thanks
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Please name according to IUPAC name CH3 C CH3 Br CHO . ??
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Please me explain atmospheric pressure units simple ways. ?? Thanks
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What is the IUPAC anme of benzene and phenol? Please suggest . Thank you.
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IUPAC name of Acetopheone??
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What is the formula of Ozonide?
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What is aromaticity? What are the rules for??
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Why do non-polar solvents favour Sn2 reactions and why do polar solvents favour Sn1 reactions? Please simple ways. Thanks a lot
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Please solve
1- as soft as ( a cotton, silk , wool)
2- as light as ( a flower, a leaf , a fly) ?
Thanks a lot.